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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "media/audio/win/waveout_output_win.h" | 5 #include "media/audio/win/waveout_output_win.h" |
6 | 6 |
7 #include <windows.h> | 7 #include <windows.h> |
8 #include <mmsystem.h> | 8 #include <mmsystem.h> |
9 #pragma comment(lib, "winmm.lib") | 9 #pragma comment(lib, "winmm.lib") |
10 | 10 |
11 #include "base/atomicops.h" | 11 #include "base/atomicops.h" |
12 #include "base/basictypes.h" | 12 #include "base/basictypes.h" |
13 #include "base/debug/trace_event.h" | |
14 #include "base/logging.h" | 13 #include "base/logging.h" |
| 14 #include "base/trace_event/trace_event.h" |
15 #include "media/audio/audio_io.h" | 15 #include "media/audio/audio_io.h" |
16 #include "media/audio/win/audio_manager_win.h" | 16 #include "media/audio/win/audio_manager_win.h" |
17 | 17 |
18 namespace media { | 18 namespace media { |
19 | 19 |
20 // Some general thoughts about the waveOut API which is badly documented : | 20 // Some general thoughts about the waveOut API which is badly documented : |
21 // - We use CALLBACK_EVENT mode in which XP signals events such as buffer | 21 // - We use CALLBACK_EVENT mode in which XP signals events such as buffer |
22 // releases. | 22 // releases. |
23 // - We use RegisterWaitForSingleObject() so one of threads in thread pool | 23 // - We use RegisterWaitForSingleObject() so one of threads in thread pool |
24 // automatically calls our callback that feeds more data to Windows. | 24 // automatically calls our callback that feeds more data to Windows. |
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388 buffer, | 388 buffer, |
389 sizeof(WAVEHDR)); | 389 sizeof(WAVEHDR)); |
390 if (result != MMSYSERR_NOERROR) | 390 if (result != MMSYSERR_NOERROR) |
391 stream->HandleError(result); | 391 stream->HandleError(result); |
392 stream->pending_bytes_ += buffer->dwBufferLength; | 392 stream->pending_bytes_ += buffer->dwBufferLength; |
393 } | 393 } |
394 } | 394 } |
395 } | 395 } |
396 | 396 |
397 } // namespace media | 397 } // namespace media |
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